Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id w7DFaX5c023046 for ; Mon, 13 Aug 2018 17:36:36 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1fpEh7-0004Lo-NA for rs_out_1@blacksheep.org; Mon, 13 Aug 2018 16:23:45 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1fpEh7-0004Lf-0E for rsgb_lf_group@blacksheep.org; Mon, 13 Aug 2018 16:23:45 +0100 Received: from forward4o.cmail.yandex.net ([37.9.109.248]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91_59-0488984) (envelope-from ) id 1fpEh4-0001md-NJ for rsgb_lf_group@blacksheep.org; Mon, 13 Aug 2018 16:23:43 +0100 Received: from mxback6g.mail.yandex.net (mxback6g.mail.yandex.net [IPv6:2a02:6b8:0:1472:2741:0:8b7:167]) by forward4o.cmail.yandex.net (Yandex) with ESMTP id 1EBDA203B3 for ; Mon, 13 Aug 2018 18:23:37 +0300 (MSK) Received: from localhost (localhost [::1]) by mxback6g.mail.yandex.net (nwsmtp/Yandex) with ESMTP id yw4jmDDsjM-NZmqr3So; Mon, 13 Aug 2018 18:23:36 +0300 X-DKIM-Result: Domain=yandex.ru Result=Signature OK DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1534173816; bh=5bIPT552pnZCyDDzGP5/yGr5gdKeuTrqqCcjWM6uGEY=; h=From:To:In-Reply-To:References:Subject:Date:Message-Id; b=dXfebaAs7daqyGUhpq56iRUZUsKnxCePcGmRMAGW9hH5NTTRnpEDF9PRRXSgVr8KX WRRTHvcHzfHbQFBvHM1bMpPv770Wmky+d1qCtwJzrPoov+f2Ofm52AZhuoK4PKliQ4 8VDf+VQ/SEJ94SMoq+dJ1sH8M0sp/ID4Q1LgsxKw= Authentication-Results: mxback6g.mail.yandex.net; dkim=pass header.i=@yandex.ru Received: by iva4-6d7004ac8463.qloud-c.yandex.net with HTTP; Mon, 13 Aug 2018 18:23:35 +0300 From: Roman To: rsgb_lf_group@blacksheep.org In-Reply-To: <1651c9f20a1-c89-2bca8@webjas-vaa056.srv.aolmail.net> References: <1651c91d66a-c8d-87ee@webjas-vab013.srv.aolmail.net> <1651c9f20a1-c89-2bca8@webjas-vaa056.srv.aolmail.net> MIME-Version: 1.0 X-Mailer: Yamail [ http://yandex.ru ] 5.0 Date: Mon, 13 Aug 2018 18:23:35 +0300 Message-Id: <8969271534173815@iva4-6d7004ac8463.qloud-c.yandex.net> X-Spam-Score: -0.7 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: TNX Genossen VLFers! > Stefan, Genosse, Roman: Diplexer is resonant at 17.2 kHz....it helps roll off signals above 100 kHz considerably > > 73 Mike wa3tts > > Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [37.9.109.248 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (rw3adb[at]yandex.ru) -0.0 SPF_PASS SPF: sender matches SPF record 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: c9d6a1e47761f7ec7375ac340bef30d0 Subject: Re: LF: 24.0 kHz sig - NAA? Content-Transfer-Encoding: 7bit Content-Type: text/plain X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false TNX Genossen VLFers! > Stefan, Genosse, Roman: Diplexer is resonant at 17.2 kHz....it helps roll off signals above 100 kHz considerably > > 73 Mike wa3tts > > -----Original Message----- > From: wa3tts > To: rsgb_lf_group > Sent: Wed, Aug 8, 2018 10:46 pm > Subject: re:Re: LF: 24.0 kHz sig - NAA? > > Stefan, Genosse, Roman: For what it is worth, I can detect weak carrier lines above NAA near 24.2 kHz. > > View from my analog DBM LF converter with e-probe in tree at 30ft, 50 ohm Bridge-T Q=1 diplexer driving Mini Circuits ZFY-1-S Level 23 Mixer. Isotemp OCXO LO at 3.0 MHz > > https://www.dropbox.com/s/pklkpgsxushnznd/NAAETALL.JPG?dl=0 > > NAA is strong enough to hear it weakly with the antenna and diplexer disconnected, 30cm long 50 ohm cable for to the mixer picks up some 24 kHz energy that is weak but audible here... > > 73 Mike wa3tts > > -----Original Message----- > From: DK7FC > To: rsgb_lf_group > Sent: Wed, Aug 8, 2018 11:50 am > Subject: Re: LF: 24.0 kHz sig - NAA? > > Hello Genosse Roman, > > NAA should be centered exactly at 24 kHz, like DHO38 is at 23.4 kHz. It > can have strong QSB and appears only a few hours per day. Here it > appears arround 4 UTC these days. > My grabber and all webpages do not work in the moment due to a webserver > problem which may be solved just next week... > These narrow traces are something else, NAA always looks like DHO, about > 200 Hz wide. > > 73, Stefan > > Am 08.08.2018 14:15, schrieb Roman: >> Hello Genossen VLFers! >> >> Pse, look R6LDD screen at russian forum. >> What's a station? NAA or not? >> >> http://136.su/index.php?action=dlattach;topic=393.0;attach=18220;image >> >> The theme: >> >> http://136.su/index.php/topic,393.msg21804.html#msg21804 >> >> -- 73! Roman, RW3ADB